polymyxin

Meaning

Noun

Any of several toxic antibiotics, derived from the soil bacterium Bacillus polymyxa (species), used to treat infections by gram-negative bacteria

Related

Narrower meaning words

polymyxin A
polymyxin B
polymyxin C
polymyxin D
polymyxin E / colistin

Origin

polymyxa + -in, from Bacillus polymyxa (species), from which the antibiotic was isolated.

Modern English dictionary

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